Product code: 1033504 The Wozinsky WBS-20 case is a practical security device for car keys with a keyless entry system. Thanks to its design that works like a Faraday cage, it effectively blocks the radio signal, preventing it from being intercepted by people trying to steal a car using the "suitcase-by-case#8221;" method. Simply insert the key into the case to cut it off from communication with the vehicle. The compact form makes the case easily fit in a pocket or bag, and the solid construction also protects the keys from mechanical damage. Product Features: - Radio Signal Blocking: The Faraday cage prevents the signal from the key from being intercepted. - Car theft protection: secures the keys of keyless systems. - Universal size: Fits most car keys. - Extra key protection: protects against scratches and damage. - Compact design: easily fits in your pocket or bag. Technical parameters: - Brand - Wozinsky - Model - Wozinsky WBS-20 - Type - Radio signal blocking case - Technology - Faraday cage - Internal dimensions - 1.8 x 8.6 x 4.5 cm - Color - black Included: - Anti-theft case for car keys